$OpenBSD: patch-setup_cfg,v 1.1 2015/11/07 02:20:01 sthen Exp $

Partially revert 8e2554260, it adds a build dependency (setuptools-markdown)
that we don't have yet.

--- setup.cfg.orig	Sat Nov  7 02:14:24 2015
+++ setup.cfg	Sat Nov  7 02:14:37 2015
@@ -0,0 +1,2 @@
+[metadata]
+description-file = README.md
